private DBUser GetOwnerData()
{
if (OwnerId == null || Participents == null)
{
return(null);
}
var owner = Participents.FirstOrDefault(x => x.DBUser.Id == OwnerId);
return(owner?.DBUser);
}
public void Update()
{
var owner = GetOwnerData();
if (owner != null)
{
OwnerName = owner.Name;
Participents.Remove(Participents.FirstOrDefault(x => x.DBUser == owner));
}
AllParticipents = string.Join(",", Participents.Select(x => x.DBUser.Name));
}